Download latest Android stock firmware for Acemax M8S+ TV Box from here or here. (1.61 GB) To flash firmware on this box from PC via AMLogic USB Burning Tool read this article. To flash from micro SD card read this article. Download previous firmware from here.
Archive: M8S+ 4.4 20151020 升级软件 / M8S+ 4.4 20151020电脑刷机包 / M8S+ 5.1 20151022 升级软件 / M8S+ 5.1 20151022电脑刷机包
Model: M8S Plus TV Box
Image file size: 1.61 GB
Platform: Amlogic S812
Images: KII-ota-20151022.zip / aml_upgrade_package.img
Build number: MBX/KII/KII:5.1.1/LMY47V/20151022:userdebug/test-keys
Caution: Please do not update firmware unless you know what you are doing, you really want it or it is absolutely necessary. Firmware updates may occasionally have bad results, like bricking your device, temporarily or permanently. The firmware update process is done entirely at your own risk. Before attempting to update the firmware, back up your data.
Don’t miss any of our future video tutorials, follow us on Youtube. Like us on Facebook. Add us in your circles on Google+. Watch our photo albums on Flickr. Subscribe now to our newsletter. Biggest firmware download center.